Question: When did Parma become part of United Provinces of Central Italy?
Paraphrase: Do you know the year in which Parma became a part of the United Provinces of Central Italy?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q2683 p:P17 ?s . ?s ps:P17 wd:Q2268597 . ?s pq:P580 ?value}